Initial checkin of GCC 4.9.0 from trunk (r208799).

Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba

1 files changed, 72 insertions, 0 deletions

diff --git a/gcc-4.9/gcc/testsuite/gcc.target/ia64/20020313-1.c b/gcc-4.9/gcc/testsuite/gcc.target/ia64/20020313-1.c
new file mode 100644
index 000000000..bc134febf
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.target/ia64/20020313-1.c
@@ -0,0 +1,72 @@
+/* PR 5312 
+   The problem here is that the ia64 scheduler saw a sequence of L L M type
+   insns, and messed up its internal state on which slot it was issuing
+   to, and aborted.  */
+
+/* { dg-do compile } */
+/* In ILP32 mode, we get warnings about large integer constants.
+   Those cause spurious FAILs.  */
+/* { dg-options "-w -O2 -mconstant-gp" } */
+
+typedef unsigned long __u64;
+typedef unsigned int __u32;
+typedef struct { } spinlock_t;
+struct cpuinfo_ia64 {
+        union {
+                struct {
+                        __u32 irq_count;
+                        __u32 bh_count;
+                } f;
+                __u64 irq_and_bh_counts;
+        } irq_stat;
+        __u32 softirq_pending;
+} __attribute__ ((aligned ((1UL << 14)))) ;
+enum
+{
+        TCA_UNSPEC,
+        TCA_KIND,
+        TCA_OPTIONS,
+        TCA_STATS,
+        TCA_XSTATS,
+        TCA_RATE,
+};
+struct tc_stats
+{
+        __u64 bytes;
+        __u32 packets;
+        __u32 drops;
+        __u32 overlimits;
+        __u32 bps;
+        __u32 pps;
+        __u32 qlen;
+        __u32 backlog;
+        spinlock_t *lock;
+};
+struct sk_buff {
+        unsigned int data_len;
+        unsigned char *tail;
+        unsigned char *end;
+};
+static inline int skb_is_nonlinear(const struct sk_buff *skb)
+{
+        return skb->data_len;
+}
+static inline int skb_tailroom(const struct sk_buff *skb)
+{
+        return skb_is_nonlinear(skb) ? 0 : skb->end-skb->tail;
+}
+struct rtattr
+{
+        unsigned short rta_len;
+        unsigned short rta_type;
+};
+int qdisc_copy_stats(struct sk_buff *skb, struct tc_stats *st)
+{
+        do { do { (((struct cpuinfo_ia64 *) (0xa000000000000000 + 2*(1UL << 14)))->irq_stat.f.bh_count)++; __asm__ __volatile__("": : :"memory"); } while (0); (void)(st->lock); } while (0);
+        ({ if (skb_tailroom(skb) < (int)( (((( ((sizeof(struct rtattr))+4 -1) & ~(4 -1) ) + ((char*)&st->lock - (char*)st)))+4 -1) & ~(4 -1) )) goto rtattr_failure; __rta_fill(skb, TCA_STATS, (char*)&st->lock - (char*)st, st); });
+        do { do { } while(0); do { do { __asm__ __volatile__("": : :"memory"); (((struct cpuinfo_ia64 *) (0xa000000000000000 + 2*(1UL << 14)))->irq_stat.f.bh_count)--; } while (0); if (__builtin_expect((((struct cpuinfo_ia64 *) (0xa000000000000000 + 2*(1UL << 14)))->softirq_pending), 0) && (((struct cpuinfo_ia64 *) (0xa000000000000000 + 2*(1UL << 14)))->irq_stat.f.bh_count) == 0) do_softirq(); } while (0); } while (0);
+        return 0;
+rtattr_failure:
+        do { do { } while(0); do { do { __asm__ __volatile__("": : :"memory"); (((struct cpuinfo_ia64 *) (0xa000000000000000 + 2*(1UL << 14)))->irq_stat.f.bh_count)--; } while (0); if (__builtin_expect((((struct cpuinfo_ia64 *) (0xa000000000000000 + 2*(1UL << 14)))->softirq_pending), 0) && (((struct cpuinfo_ia64 *) (0xa000000000000000 + 2*(1UL << 14)))->irq_stat.f.bh_count) == 0) do_softirq(); } while (0); } while (0);
+        return -1;
+}